7VU-9-12 hyoshi 10/9/03 11:42 AM Page 1 Generator OWNER’S MANUAL EF2800i YG2800i PRINTED ON RECYCLED PAPER PRINTED IN JAPAN 03 9 08 – 0.
7VU-9-12 hyoshi 10/9/03 11:42 AM Page 2
7VU-9-12-A 10/9/03 11:53 AM Page A AE00002 INTRODUCTION Congratulations on your purchase of your new Yamaha. This manual will provide you with a good basic understanding of the operation and maintenance of this machine. If you have any questions regarding the operation or maintenance of your machine, please consult a Yamaha dealer. PRI-I.D. NUMBER: AE00012 MODEL PRI-I.D. CODE SERIAL No. IDENTIFICATION NUMBER RECORDS Record your Primary I.D.
7VU-9-12-A 10/9/03 11:53 AM Page B AE00032 w PLEASE READ AND UNDERSTAND THIS MANUAL COMPLETELY BEFORE OPERATING THE MACHINE. NOTE: 9 Yamaha continually seeks advancements in product design and quality. Therefore, while this manual contains the most current product information available at the time of printing, there may be minor discrepancies between your engine and this manual. If there is any question concerning this manual, please consult your Yamaha dealer.
7VU-9-12-A 10/9/03 11:53 AM Page C AE00041 CONTENTS LIMITED WARRANTY (EF- AND EDL-SERIES)..........................................1 PERIODIC MAINTENANCE .................22 LIMITED WARRANTY (EC- AND YG-SERIES)............................................2 SPARK PLUG INSPECTION .............24 LOCATION OF IMPORTANT LABELS..4 SAFETY INFORMATION........................5 MAINTENANCE CHART ...................22 CARBURETOR ADJUSTMENT.........24 ENGINE OIL REPLACEMENT ..........
7VU-9-12-A 10/9/03 11:53 AM Page 1 AE01119 YAMAHA MOTOR CORPORATION U.S.A. EF- AND EDL-SERIES GENERATOR LIMITED WARRANTY Yamaha Motor Corporation, U.S.A. hereby warrants that new Yamaha consumer generators purchased from an authorized Yamaha consumer generator dealer in the continental United States will be free from defects in material and workmanship for the period of time stated herein, subject to certain stated limitations.
VU-9-12-A 10/9/03 11:53 AM Page 2 YAMAHA MOTOR CORPORATION U.S.A. EC- AND YG-SERIES INDUSTRIAL GENERATOR LIMITED WARRANTY Yamaha Motor Corporation, U.S.A. hereby warrants that new Yamaha EC- and YG-series generators purchased from an authorized Yamaha industrial generator dealer in the continental United States will be free from defects in material and workmanship for the period of time stated herein, subject to certain stated limitations.
7VU-9-12-A 10/9/03 11:53 AM Page 3 WARRANTY QUESTIONS AND ANSWERS Q. What costs are my responsibility during the warranty period? A. The customer’s responsibility includes all costs of normal maintenance service, nonwarranty repairs, accident damages, as well as oil and spark plugs. Q. What are some examples of “abnormal” strain, neglect, or abuse? A. These terms are general and overlap each other in areas.
7VU-9-12-A 10/9/03 11:53 AM Page 4 AE00062 twr e q LOCATION OF IMPORTANT LABELS Please read the following labels carefully before operating this machine. NOTE: Maintain or replace safety and instruction labels, as necessary. 792-035 1 2 WARNING Electrocution Or property damage can occur: Do not connect this generator to any building ’s electrical system unless an isolation switch has been installed by a licensed electrician. Refer to the owner’s manual.
7VU-9-12-A 10/9/03 11:53 AM Page 5 AE00071 SAFETY INFORMATION AE00072 741-002 EXHAUST FUMES ARE POISONOUS 9 Never operate the engine in a closed area or it may cause unconsciousness and death within a short time. Operate the engine in a well ventilated area. AE00075 741-003 741-005 FUEL IS HIGHLY FLAMMABLE AND POISONOUS 9 Always turn off the engine when refuelling. 9 Never refuel while smoking or in the vicinity of an open flame.
7VU-9-12-A 10/9/03 11:54 AM Page 6 9 Keep the machine at least 1 m (3 ft) from buildings or other equipment, or the engine may overheat. a a 1 m (3 ft) 741-008a 9 Avoid operating the engine with a dust cover. 741-009 9 Be sure to carry the generator only by its carrying handle(s). q 1 Carrying handle(s) (shaded) 741-057 AE00083 ELECTRIC SHOCK PREVENTION 9 Never operate the engine in rain or snow. 741-010 9 Never touch the machine with wet hands or electrical shock will occur.
7VU-9-12-A 10/9/03 11:54 AM Page 7 Ground (earth) Lead Diameter: 0.12 mm (0.005 in)/ampere EX: 10 Ampere → 1.2 mm (0.05 in) AE00088 1 CONNECTION NOTES 9 Avoid connecting the generator to commercial power outlet. 9 Avoid connecting the generator in parallel with any other generator.
7VU-9-12-A 10/9/03 11:54 AM Page 8 AE00101 EF2800i CONTROL FUNCTION !3 q w !2 !3 AE00102 u DESCRIPTION i o !0 !1 !3 !3 e t r y 1 2 3 4 5 6 7 8 9 0 q w e Fuel tank Fuel tank cap Fuel cock Air filter cover Spark plug Muffler Choke knob Ground (Earth) terminal Oil filler cap Oil drain plug Recoil starter Fuel level gauge Carrying handles (shaded) AE00103 CONTROL PANEL 1 2 3 4 5 6 7 8 9 q w o i u y Engine switch Economy control switch DC receptacle AC receptacle Ground (Earth) terminal DC p
7VU-9-12-A 10/9/03 11:54 AM Page 9 AE00102 DESCRIPTION YG2800i !3 q w !2 !3 u i o !0 !1 793-084 !3 !3 1 2 3 4 5 6 7 8 9 0 q w e Fuel tank Fuel tank cap Fuel cock Air filter cover Spark plug Muffler Choke knob Ground (Earth) terminal Oil filler cap Oil drain plug Recoil starter Fuel level gauge Carrying handles (shaded) AE00103 CONTROL PANEL e t r y q 1 2 3 4 5 6 7 8 9 0 w !0 o i u Engine switch Economy control switch DC receptacle AC receptacle G.F.C.I.
7VU-9-12-A 10/9/03 11:59 AM Page 10 AE00111 OIL WARNING SYSTEM When the oil level falls below the lower level, the engine stops automatically. Unless you refill with oil, the engine will not start again. NOTE: If the engine stalls or does not start, turn the engine switch to “ON” position and then pull the recoil starter. If the oil warning light flickers for a few seconds, the engine oil is insufficient. Add oil and restart.
7VU-9-12-A 10/9/03 11:59 AM Page 11 AE00780 DC PROTECTOR The DC protector turns off automatically when the load exceeds the generator rated output. cC 763-188a Reduce the load to the specified generator rated output if the DC protector turns off. If it turns off again, consult a Yamaha dealer. q w 763-006 NOTE: Press to reset the DC protector. 1 “OFF” 2 “ON” q AE00848 w 763-105a e 763-060a G.F.C.I. RECEPTACLE (for YG2800i) The G.F.C.I.
7VU-9-12-A 10/9/03 11:59 AM Page 12 AE00845 PRE-OPERATION CHECK NOTE: Pre-operation checks should be made each time the generator is used. w 741-001 The engine and muffler will be very hot after the engine has been run. Avoid touching the engine and muffler while they are still hot with any part of your body or clothing during inspection or repair. AE00856 FUEL Make sure there is sufficient fuel in the tank. q 707-033a Recommended fuel: Unleaded gasoline Fuel tank capacity: Total: 11.2 L (2.
7VU-9-12-A 10/9/03 11:59 AM Page 13 AE00222 ENGINE OIL Make sure the engine oil is at the upper level of the oil filler hole. Add oil as necessary. 700-108a 1 Upper level q 700-103c 0°C 25°C A YAMALUBE 4(10W-30) D SAE 10W 32°F C SAE #20 B SAE #30 80°F Recommended oil: å YAMALUBE 4 (10W-30) or SAE 10W-30 type SE motor oil ∫ SAE #30 ç SAE #20 ∂ SAE 10W Engine oil quantity: 0.6 L (0.53 lmp qt, 0.63 US qt) NOTE: Recommended engine oil classification: API Service “SE” or “SF”.
7VU-9-12-A 10/9/03 11:59 AM Page 14 AE00955 OPERATION q NOTE: The generator has been shipped without engine oil. Fill with oil or it will not start. 700-006a 1 Upper level A AE00989 STARTING THE ENGINE 761-062a B NOTE: 9 Before starting the engine, do not connect any electric devices. 9 Turn the economy control switch to the “3” (OFF) position. å EF2800i ∫ YG2800i 761-073 1 3 “OFF” q 763-126b 1. Turn the fuel cock lever to the “ON” position. 1 q “ON” 705-037 2.
7VU-9-12-A 10/9/03 11:59 AM Page 15 3. Pull the choke knob fully out. 1 Choke knob q 701-047b NOTE: The choke is not required to start a warm engine. Push the choke knob in to the original position. 4. Pull slowly on the recoil starter until it is engaged, then pull it briskly. 5. After the engine starts, warm up the engine until the engine does not stop when the choke knob is returned to the original position. 704-016 6. Push the choke knob back to the original position.
7VU-9-12-A 10/9/03 11:59 AM Page 16 AE01000 APPLICATION RANGE AC DC Power factor EF2800i YG2800i 1 –2,500W 0.8–0.95 –2,000W 0.4–0.75 (Efficiency 0.85) –850W Rated voltage 12V Rated current 10A NOTE: 9 “–” means below. 9 Application wattage indicates when each device is used by itself. 9 The simultaneous usage of AC and DC power is possible but total wattage should not exceed the rated output. EX: Generator rated output Frequency Power factor 1.0 AC 0.
7VU-9-12-A 10/9/03 11:59 AM Page 17 AE01001 CONNECTION Alternating Current (AC) cC 761-006 9 Be sure all electric devices including the lines and plug connections are in good condition before connection to the generator. 9 Be sure any electric devices are turned off before plugging it in. 9 Be sure the total load is within generator rated output. 9 Be sure the receptacle load current is within receptacle rated current. A 1. Wind the power lead 2 or 3 turns around frame. 2. Start the engine. 3.
7VU-9-12-A 10/9/03 11:59 AM Page 18 AE00788 q 760-021a Overload indicator light The overload indicator light 1 comes on when an overload of a connected electrical device is detected, the inverter control unit overheats, or the AC output voltage rises. The electronic breaker will then activate, stopping power generation in order to protect the generator and any connected electric devices.
7VU-9-12-A 10/9/03 11:59 AM Page 19 AE00786 Battery Charging NOTE: The generator DC rated voltage is 12V. 1. Wind the battery charging lead (furnished as an accessory) 2 or 3 turns around the frame and plug into DC receptacle. 761-006 NOTE: 9 Make connections to the battery after starting the engine. 9 Clamp the red wire to the positive (+) terminal and the black wire to the negative (-) terminal of the battery. Do not reverse these positions. 1 Red 2 Black 2. Start the engine. 3.
7VU-9-12-A 10/9/03 11:59 AM Page 20 w Never smoke or make and break connections at the battery while charging. Sparks may ignite the battery gas. Battery electrolyte is poisonous and dangerous, causing severe burns, etc. contains sulfuric (sulphuric) acid. Avoid contact with skin, eyes or clothing. Antidote: EXTERNAL-Flush with water. INTERNAL-Drink large quantities of water or milk. Follow with milk of magnesia, beaten egg or vegetable oil. Call physician immediately.
7VU-9-12-A 10/9/03 11:59 AM Page 21 AE00992 STOPPING THE ENGINE q 763-126b A NOTE: 9 Turn off any electric devices. 9 Turn the economy control switch to the “3” (OFF) position. 1 3 “OFF” 1. Disconnect any electric devices. å EF2800i 761-062a ∫ YG2800i B 761-073 2. Turn the engine switch to the “5” (STOP) position. 1 5 “STOP” q 763-085e 3. Turn the fuel cock lever to “OFF”.
7VU-9-12-B 9/30/03 11:24 AM Page 22 AE00401 PERIODIC MAINTENANCE AE00403 MAINTENANCE CHART Regular maintenance is most important for best performance and safe operation. w Stop the engine before starting maintenance work. No. Item Remarks Every Pre-Ope- Initial ration 1 3 6 12 check month months months months (daily) or 20 Hr or 50 Hr or 100 Hr or 300 Hr ** Spark Plug Check condition. Adjust gap and clean. Replace if necessary. 2.* ** Valve Clearance Check and adjust when engine is cold.
7VU-9-12-B 9/30/03 11:24 AM Page 23 No. Item Remarks Every Pre-Ope- Initial ration 1 3 6 12 check month months months months (daily) or 20 Hr or 50 Hr or 100 Hr or 300 Hr Fuel Filter Clean fuel cock and fuel tank filter. Replace if necessary. Fuel Line Check fuel hose for crack or damage. *Replace if necessary. 0 10. ** Choke knob Check choke operation. 0 11. Cooling System Check for fan damage. 12. Starting System Check recoil starter operation. ** 13.
7VU-9-12-B 9/30/03 11:24 AM Page 24 AE00971 SPARK PLUG INSPECTION You should periodically remove and inspect the spark plug. 1. Check for discoloration and remove the carbon. 760-023 Standard electrode color: Tan Color 2. Check the spark plug type and gap. a 760-001a Standard Spark Plug: BPR4ES (NGK) Spark Plug Gap: 0.7–0.8 mm (0.028–0.031 in) a Gap 3. Install the spark plug. Spark Plug Torque: 20 N•m (2 kgf•m, 14 lbf•ft) AE00431 CARBURETOR ADJUSTMENT The carburetor is a vital part of the engine.
7VU-9-12-B 9/30/03 11:24 AM Page 25 AE00972 ENGINE OIL REPLACEMENT 1. Place the machine on a level surface and warm up the engine for several minutes. Then stop the engine. 2. Remove the oil filler cap. 3. Place an oil pan under the engine. Remove the oil drain plug so that the oil can be completely drained. 4. Check the drain plug, gasket, oil filler cap and Oring. If damaged, replace. e w q 700-109a 1 Oil drain plug 2 Gasket 3 O-ring 5. Reinstall the oil drain plug. Drain Plug Torque: 17 N•m (1.
7VU-9-12-B 9/30/03 11:24 AM Page 26 AE00443 MUFFLER SCREEN AND SPARK ARRESTER w 741-001 q The engine and muffler will be very hot after the engine has been run. Avoid touching the engine and muffler while they are still hot with any part of your body or clothing during inspection or repair. 1. Remove the muffler screen. 1 Screen 2 Screw w 711-067 2. Use a flathead screw driver to pry the spark arrester out from the muffler. 711-054c 3. Remove the spark arrester. q 1 Spark arrester 711-054e 4.
7VU-9-12-B 9/30/03 11:24 AM Page 27 6. Install the spark arrester. w q NOTE: Align the spark arrester projection with the hole in the muffler pipe. 711-054d 1 Projection 2 Hole 7. Install the muffler screen.
7VU-9-12-B 9/30/03 11:24 AM Page 28 AE00451 AIR FILTER 1. Remove the air filter cover and element. 2. Wash the element in solvent and dry. 3. Oil the element and squeeze out excess oil. The element should be wet but not dripping. Recommended oil: Foam-air-filter oil or SAE #20 motor oil cC Do not wring out the element. This could cause it to tear. 4. Insert the element into the air filter. 710-037a NOTE: Be sure the element sealing surface matches the air filter so there is no air leak.
7VU-9-12-B 9/30/03 11:24 AM Page 29 AE00461 FUEL COCK w Never use or be near fuel and solvent while smoking or in the vicinity of an open flame. 1. 2. 3. 4. 5. 6. Stop the engine. Turn the fuel cock lever to “OFF”. Remove the fuel cock cup and gasket. Clean the cup with solvent and wipe it off. Check the gasket. Replace it if damaged. Reinstall the gasket and fuel cock cup. w Be sure the fuel cock cup is tightened securely. 705-065a AE00471 FUEL TANK FILTER 1. Remove the fuel tank cap and filter.
7VU-9-12-B 9/30/03 11:24 AM Page 30 AE01007 G.F.C.I. RECEPTACLE TEST (for YG2800i) 1. Start the engine. 2. Press the test button 1, then check the position of the reset button 2. q w 763-105 3 4 763-059 G.F.C.I. Reset Button Position after Test G.F.C.I. Receptacle Operation Pop Out 3 Correct Stay In 4 Incorrect 3. If G.F.C.I. operation is correct, push in the reset button. If the G.F.C.I. operates incorrectly, consult a Yamaha dealer. w Do not operate the generator with a faulty G.F.C.I.
7VU-9-12-B 9/30/03 11:24 AM Page 31 AE00512 TROUBLESHOOTING 707-001 Engine won’t start 1. Fuel systems No fuel supplied to combustion chamber. 2 No fuel in tank .... Supply fuel. 2 Clogged fuel line .... Clean fuel line. 2 Foreign matter in fuel cock .... Clean fuel cock. 2 Clogged carburetor .... Clean carburetor. 705-037a 2. Engine oil system Insufficient 2 Oil level is low .... Add engine oil. 700-006 3. Electrical systems 2 Engine switch to “ON”.
7VU-9-12-B 9/30/03 11:24 AM Page 32 AE00515 A ENGINE DOES NOT START B Turn the engine switch to “ON”, then pull the recoil starter and check if the oil warining light flickers. C H Does not flicker D E F Flickers. Check engine oil level. OK Consult a Yamaha dealer. G Level low Add engine oil. Pull the recoil starter and check the spark plug for spark strength. (See “WARNING”) K L w 9 To prevent FIRE HAZARDS be sure fuel is not present in the spark plug area.
7VU-9-12-B 9/30/03 11:24 AM Page 33 AE00601 STORAGE q Long term storage of your machine will require some preventive procedures to guard against deterioration. AE00611 a w DRAIN THE FUEL 1. Drain the fuel tank, fuel cock, and carburetor float bowl. a Carburetor drain plug e 2. Pour a cup of SAE 10W30 or 20W40 motor oil into the tank. 3. Shake the tank to coat the inner surfaces thoroughly. 4. Drain off the excess oil. r 707-083 AE00621 ENGINE 1.
7VU-9-12-B 9/30/03 11:24 AM Page 34 AE01002 EXHAUST EMISSION CONTROL SYSTEM AND COMPONENTS Item Acronym 9 CARB. ASSY., LH. & JT., .......................CARB (Carburetor) CARBURETOR2 9 C.D.I. UNIT ASSY. & C.D.I......................EI (Electronic Ignition) MAGNETO ASSY. & PLUG, SPARK 9 CRANKCASE1 & HEAD, ........................PCV (Positive Crankcase CYLINDER1 Ventilation) 9 AIR FILTER ASSY. .................................ACL (Air Cleaner) 9 MUFF.
7VU-9-12-B 9/30/03 11:24 AM Page 35 AE00701 SPECIFICATIONS AE00702 DIMENSIONS Overall Length Overall Width Overall Height Dry Weight Unit mm (in) mm (in) mm (in) kg (lb) EF2800i/YG2800i 487 (19.2) 395 (15.6) 425 (16.7) 29 (63.9) Unit EF2800i/YG2800i Forced air cooled 4-stroke gasoline OHV Inclined, 1 cylinder 171 66.0 × 50.0 (2.60 × 1.97) 3.3 (4.4)/3,600 7.7 Unleaded gasoline 11.2 (2.46, 2.96) 0.6 (0.53, 0.
7VU-9-12-B 9/30/03 11:24 AM Page 36 AE00751 WIRING DIAGRAM EF2800i q Br Br L L w Y Y Y Y Y Y Y Y Y L L R W B R R R R B Gy Br L O G/Y O R O O O R G/Y O G/Y R O i R R w G/Y R Y O R B Y B/W O O R B Y B/W O O B u G/Y Y o B/W !0 R BR R G/Y R Y w t r eG Br y y y Br B !1 B G/Y !9 !8 B/W @0 G Y R L O (B) R R R R G/Y B/W G/Y W/LB/W R G/Y B/W G/Y W/LB/W R Y Y L B/W !2 !3 (R) R Y L B/W G/Y G/Y B/W !4 L W/L B !6 !5 !7 B Color code B Black Br Bro
7VU-9-12-B 9/30/03 11:24 AM Page 37 AE00751 WIRING DIAGRAM YG2800i q u Br Br Br L L w Y Y Y Y Y Y Y Y Y R W B R R R R eG B Gy Br L w O O O R G/Y O G/Y O R o R R G/Y O R O G/Y R Y O R B Y B/W O O R B Y B/W O O B i G/Y Y !0 B/W 1!1 R BR R G/Y r Y w t R L L y Br B !2 B G/Y @0 !9 B/W @1 G Y R L O (B) R R R R G/Y B/W G/Y W/L B/W R G/Y B/W G/Y W/L B/W R Y Y L B/W !3 !4 (R) R Y L B/W G/Y G/Y B/W !5 L W/L B !7 !6 !8 B 1 Main coil 2 Sub coil 3
7VU-9-12 hyoshi 10/9/03 11:42 AM Page 1 Generator OWNER’S MANUAL EF2800i YG2800i PRINTED ON RECYCLED PAPER PRINTED IN JAPAN 03 9 08 – 0.
